diff options
Diffstat (limited to 'fonts/chess/skak/tex')
-rw-r--r-- | fonts/chess/skak/tex/demo-symbols.tex | 43 | ||||
-rw-r--r-- | fonts/chess/skak/tex/skak.fd | 11 | ||||
-rw-r--r-- | fonts/chess/skak/tex/skak.sty | 2037 |
3 files changed, 2091 insertions, 0 deletions
diff --git a/fonts/chess/skak/tex/demo-symbols.tex b/fonts/chess/skak/tex/demo-symbols.tex new file mode 100644 index 0000000000..17dd65f657 --- /dev/null +++ b/fonts/chess/skak/tex/demo-symbols.tex @@ -0,0 +1,43 @@ +\documentclass{article} +\usepackage{chess-workshop-symbols} +\begin{document} +\begin{tabular}{ll} +\verb|\wbetter| & \wbetter \\ +\verb|\bbetter| & \bbetter \\ +\verb|\wupperhand| & \wupperhand \\ +\verb|\bupperhand| & \bupperhand \\ +\verb|\wdecisive| & \wdecisive \\ +\verb|\bdecisive| & \bdecisive \\ +\verb|\equal| & \equal \\ +\verb|\unclear| & \unclear \\ +\verb|\compensation| & \compensation \\ +\verb|\withattack| & \withattack \\ +\verb|\withinit| & \withinit \\ +\verb|\counterplay| & \counterplay \\ +\verb|\zugzwang| & \zugzwang \\ +\verb|\mate| & \mate \\ +\verb|\withidea| & \withidea \\ +\verb|\onlymove| & \onlymove \\ +\verb|\betteris| & \betteris \\ +\verb|\file| & \file \\ +\verb|\diagonal| & \diagonal \\ +\verb|\kside| & \kside \\ +\verb|\qside| & \qside \\ +\verb|\weakpt| & \weakpt \\ +\verb|\bishoppair| & \bishoppair \\ +\verb|\opposbishops| & \opposbishops \\ +\verb|\samebishops| & \samebishops \\ +\verb|\unitedpawns| & \unitedpawns \\ +\verb|\seppawns| & \seppawns \\ +\verb|\doublepawns| & \doublepawns \\ +\verb|\morepawns| & \morepawns \\ +\verb|\timelimit| & \timelimit \\ +\verb|\novelty| & \novelty \\ +\verb|\comment| & \comment \\ +\verb|\various| & \various \\ +\verb|\without| & \without \\ +\verb|\with| & \with \\ +\verb|\etc| & \etc \\ +\verb|\see| & \see \\ +\end{tabular} +\end{document} diff --git a/fonts/chess/skak/tex/skak.fd b/fonts/chess/skak/tex/skak.fd new file mode 100644 index 0000000000..e89f0b6250 --- /dev/null +++ b/fonts/chess/skak/tex/skak.fd @@ -0,0 +1,11 @@ +\DeclareFontFamily{U}{skak}{} + \DeclareFontShape{U}{skak}{m}{n}{<-> skakf10 }{} + \DeclareFontShape{U}{skak}{m}{sl}{<-> sub skakf10/m/n }{} + \DeclareFontShape{U}{skak}{m}{it}{<-> sub skakf10/m/n }{} + \DeclareFontShape{U}{skak}{m}{sc}{<-> sub skakf10/m/n }{} + \DeclareFontShape{U}{skak}{m}{u}{<-> sub skakf10/m/n }{} + \DeclareFontShape{U}{skak}{bx}{n}{<-> skakf10b }{} + \DeclareFontShape{U}{skak}{bx}{sl}{<-> sub skakf10b/bx/n }{} + \DeclareFontShape{U}{skak}{bx}{it}{<-> sub skakf10b/bx/n }{} + \DeclareFontShape{U}{skak}{b}{u}{<-> skakf10b }{} +\endinput diff --git a/fonts/chess/skak/tex/skak.sty b/fonts/chess/skak/tex/skak.sty new file mode 100644 index 0000000000..ac731d7650 --- /dev/null +++ b/fonts/chess/skak/tex/skak.sty @@ -0,0 +1,2037 @@ +\NeedsTeXFormat{LaTeX2e} +\ProvidesPackage{skak}[2018/01/08 v1.5.3 Chess typesetting] + +\DeclareOption{tiny}{\AtEndOfClass{\tinyboard}} +\DeclareOption{small}{\AtEndOfClass{\smallboard}} +\DeclareOption{normal}{\AtEndOfClass{\normalboard}} +\DeclareOption{large}{\AtEndOfClass{\largeboard}} +\DeclareOption{notation}{\AtEndOfClass{\notationOn}} +\DeclareOption{mover}{\AtEndOfClass{\showmoverOn}} +\DeclareOption{moveroff}{\AtEndOfClass{\showmoverOff}} +\DeclareOption{notationoff}{\AtEndOfClass{\notationOff}} +\DeclareOption{ps}{\def\ps@on{\True}} +\DeclareOption{psoff}{\def\ps@on{\False}} +\DeclareOption{english}{\AtEndOfClass{\skaklanguage[english]}} +\DeclareOption{styleA}{\AtEndOfClass{\styleA}} +\DeclareOption{styleB}{\AtEndOfClass{\styleB}} +\DeclareOption{styleC}{\AtEndOfClass{\styleC}} +\DeclareOption{skaknew}{% + \PassOptionsToPackage{skaknew}{chessfss}} +\ExecuteOptions{notation,normal,psoff,english,moveroff,styleB} +\ProcessOptions + +\RequirePackage{chessfss} + +%% changed by UF to stop a clash with \And of amsmath, +%% also changed every occurance of \And to +%% \LambdaAnd in this sty-file. +\let\Ori@nd\And +\RequirePackage{lambda,ifthen,calc,textcomp} +\let\LambdaAnd\And +\let\And\Ori@nd +%% end of change +\ps@on{\RequirePackage{pstricks,pst-node}\SpecialCoor% + \newpsstyle{psskak}{arrowinset=0,nodesep=.25,armA=.75,arrowsize=.2 1, + linearc=.2,arrowlength=1.25,linewidth=0.04, + doubleline=true,doublesep=.06}}{} + +% to avoid problems when switching back from styleC +\def\normalstyles{% + \def\mainlinestyle{\bfseries}% could also contain + % definitions of the + % various style options + \def\variationstyle{}% as with mainlinestyle +} +\def\styleC@on{\False} + +% list related functions +\def\IsNil#1{#1{\False}{\True}} + +\def\Member#1#2#3% ('a -> 'a -> bool) -> 'a -> 'a list -> bool + {#3{\MemberA{#1}{#2}}{\False}} +\def\MemberA#1#2#3#4% + {#1{#2}{#3}% + {\True}% + {\Member{#1}{#2}{#4}}} + +% Explode: string -> char list +\def\Explode#1{\EqStr{Z}{#1}{\Nil}{\ExplodeA#1Z}} +\def\ExplodeA#1#2Z{\EqStr{Z}{#2}% + {\Singleton{#1}}% + {\Cons{#1}{\ExplodeA#2Z}}} + +\def\BoolToString#1{% bool -> string +#1{True}{False}} + +% the basic manipulation of the board +\def\Set#1#2{% square -> piece -> unit +\expandafter\xdef\csname#1\endcsname{#2}} +\def\Get#1{% square -> piece +\csname#1\endcsname} + +\def\StoreBool#1#2{% + \expandafter\def\csname#1\endcsname{#2}} +\def\GetBool#1{% + \csname#1\endcsname} + + +\def\PieceNames{\Listize[K,Q,R,B,N,p]} +\def\FileNames{\Listize[a,b,c,d,e,f,g,h]} +\def\RankNames{\Listize[1,2,3,4,5,6,7,8]} + +\def\showonly#1{\expandafter\def\csname ShowOnlyList\endcsname{\Listize[#1]}} +\def\showall{\showonly{K,Q,R,B,N,P,k,q,r,b,n,p}} +\showall + +\def\showonlywhite{\showonly{K,Q,R,B,N,P}} +\def\showonlyblack{\showonly{k,q,r,b,n,p}} +\def\showonlypawns{\showonly{p,P}} + + +\def\NotMember#1#2{% a list -> a -> bool + \Not{\Member{\EqStr}{#2}{#1}}} + +\def\showallbut#1{% + \expandafter\def\csname ShowOnlyList\endcsname{% + \Filter{\NotMember{\Listize[#1]}}% + {\Listize[K,Q,R,B,N,P,k,q,r,b,n,p]}}} + +%%% +\def\TeXifx#1#2#3% + {#1\def\next{#2}\else\def\next{#3}\fi + \next} +\def\EqStr#1#2{% % has to be changed + \TeXif{\if#1#2}} +\def\EqPiece#1#2{\TeXif{\if#1#2}} + + +\def\RankOf(#1){\Second{#1}} +\def\FileOf(#1){\First{#1}} + +\def\EqSquare#1#2{% + \ifthenelse{\equal{#1}{#2}}{\True}{\False}} + +%% is this really necessary???? +\def\MySecond(#1#2){#2} +\def\MyFirst(#1#2){#1} + +\def\MyEqual#1#2{% string -> string -> bool + \xdef\arga{#1}\xdef\argb{#2}% + \TeXif{\ifx\arga\argb }} + +\def\MyEqualB#1#2#3#4{% + \ifthenelse{\equal{#1}{#2}}{#3}{#4}} + +\def\myrightfile#1#2{% filediscriminator -> square -> bool + \Member{\MyEqual}{#2}{\File{#1}}} + +\def\RightRank(#1){%square -> bool + \EqStr{\RankDiscriminator}{Z}% + {\True}% + {\Member{\MyEqual}{#1}{\Rank{\RankDiscriminator}}}} +\def\RightFile(#1){%square -> bool + \EqStr{\FileDiscriminator}{Z}% + {\True}% + {\Member{\MyEqual}{#1}{\File{\FileDiscriminator}}}} + + +\def\Glue#1#2% 'a -> 'b -> 'ab , eg. a -> 1 -> a1 +{#1#2} + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%% adding ornaments to a board %%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +% PSTricks addon that allows hollow arrowheads +\ps@on{% +\edef\pst@arrowtable{\pst@arrowtable,<|-|>} +\def\tx@ArrowTriangleA{ArrowTriangleA } +\def\tx@ArrowTriangleB{ArrowTriangleB } +\@namedef{psas@|>}{% + /ArrowTriangleA { CLW dup 3.5 div SLW mul add dup 2 div /w ED mul dup + /h ED mul /a ED + 0 h a sub moveto w h L 0 0 L w neg h L 0 h a sub L + gsave 1 setgray fill grestore gsave + stroke grestore } def + \psk@arrowinset \psk@arrowlength \psk@arrowsize + \tx@ArrowTriangleA} +\@namedef{psas@<|}{% + /ArrowTriangle { CLW dup 2 div SLW mul add dup 2 div + /w ED mul dup /h ED mul /a ED + { 0 h T 1 -1 scale } if w neg h moveto 0 0 L w h L w neg a neg + rlineto w neg a rlineto w 0 rmoveto gsave stroke grestore } def + true \psk@arrowinset \psk@arrowlength \psk@arrowsize + \tx@ArrowTriangleB} +% end of PSTricks addon +} +{} + +%% Converts a file letter like `e' to its coordinate +%% number, which would be `5' in this example. +\def\file@from@letter#1{% + \EqStr{#1}{a}{1} + {\EqStr{#1}{b}{2} + {\EqStr{#1}{c}{3} + {\EqStr{#1}{d}{4} + {\EqStr{#1}{e}{5} + {\EqStr{#1}{f}{6} + {\EqStr{#1}{g}{7} + {\EqStr{#1}{h}{8}{}}}}}}}}} + +%% Several new counters for calculating the translation +%% to an arbitrary square from the ``board marker''. +\newcounter{fileFrom} +\newcounter{rankFrom} +\newcounter{fileTo} +\newcounter{rankTo} +\newcounter{ps@inverse} +\newcounter{ps@knightangle} + +%% Computes the ``translation'' from the board marker +%% `BM' to the given square and stores the results +%% in `fileTo' and `rankTo' +\def\get@translation#1#2{% + \ifnum\value{ps@inverse}=0% + \setcounter{fileTo}{8}% + \setcounter{rankTo}{#2}% + \addtocounter{fileTo}{-\file@from@letter{#1}}% + \addtocounter{rankTo}{-1}% + \else% + \setcounter{fileTo}{\file@from@letter{#1}}% + \setcounter{rankTo}{8}% + \addtocounter{fileTo}{-1}% + \addtocounter{rankTo}{-#2}% + \fi} + +%% Sets the PostScript origin to the ``board marker'' +%% first. Then the coordinate system is translated +%% to the specified square. +\def\skak@translate#1#2{% + \get@translation#1#2% + \translate(BM)% + \translate(-\arabic{fileTo}.0,\arabic{rankTo}.0)} + +%% Computes the ``file angle'' for the two +%% given files of a valid knight move and adds +%% the value to the counter `ps@knightangle'. +\def\add@fileangle#1#2{% + \setcounter{fileTo}{\file@from@letter{#1}}% + \setcounter{rankTo}{\file@from@letter{#2}}% + \addtocounter{rankTo}{-\value{fileTo}}% + \ifnum\value{rankTo}=1% + \else% + \ifnum\value{rankTo}=-1% + \else% + \ifnum\value{rankTo}=2% + \else% + \ifnum\value{rankTo}=-2% + \addtocounter{ps@knightangle}{180}% + \else% + \errmessage{Files #1 and #2 do not belong to a valid knight move}% + \fi% + \fi% + \fi% + \fi} + +%% Computes the ``rank angle'' for the two +%% given ranks of a valid knight move and adds +%% the value to the counter `ps@knightangle'. +\def\add@rankangle#1#2{% + \setcounter{fileTo}{#1}% + \setcounter{rankTo}{#2}% + \addtocounter{rankTo}{-\value{fileTo}}% + \ifnum\value{rankTo}=1% + \else% + \ifnum\value{rankTo}=-1% + \else% + \ifnum\value{rankTo}=2% + \addtocounter{ps@knightangle}{90}% + \else% + \ifnum\value{rankTo}=-2% + \addtocounter{ps@knightangle}{270}% + \else% + \errmessage{Ranks #1 and #2 do not belong to a valid knight move}% + \fi% + \fi% + \fi% + \fi} + +%% Prints the ``file angle'' for the given +%% files of a valid knight move (for testing purposes). +\def\printfileangle#1#2{% + fileangle: % + \setcounter{ps@knightangle}{0}% + \add@fileangle{#1}{#2}% + \arabic{ps@knightangle}} + +%% Prints the ``rank angle'' for the given +%% ranks of a valid knight move (for testing purposes). +\def\printrankangle#1#2{% + rankangle: % + \setcounter{ps@knightangle}{0}% + \add@rankangle{#1}{#2}% + \arabic{ps@knightangle}} + +%% Multiplies the counter with the given name +%% by the current length of a board square. +\def\multiply@by@sqlength#1{% + \count255=\value{#1}% + \multiply\count255 by \square@multiplier% + \setcounter{#1}{\the\count255}} + +%% Multiplies the counters for the ``from'' +%% and ``to'' squares by the current length +%% of a board square. +\def\convert@to@pt{% + \multiply@by@sqlength{fileFrom}% + \multiply@by@sqlength{rankFrom}% + \multiply@by@sqlength{fileTo}% + \multiply@by@sqlength{rankTo}} + +%% Sets the special markers ``From'' and ``To'' by +%% directly outputting PS commands. +\def\set@special@psmarkers#1#2{% + \get@translation#1% + \setcounter{fileFrom}{\value{fileTo}}% + \setcounter{rankFrom}{\value{rankTo}}% + \get@translation#2% + \convert@to@pt% + \special{ps: tx@Dict begin gsave STP newpath tx@NodeDict begin + tx@NodeDict /N@BM known { /N@BM load GetCenter } + { 0 0 } ifelse moveto + {-\arabic{fileFrom}.0 \arabic{rankFrom}.0} + false /N@From 10 {InitPnode } NewNode + {-\arabic{fileTo}.0 \arabic{rankTo}.0} + false /N@To 10 {InitPnode } NewNode + end grestore end}} + +%% Outputs a ``knight move'' arrow from the first +%% square to the second. +\def\printknightmove#1#2{% + \setcounter{ps@knightangle}{0}% + \add@fileangle{\First#1}{\First#2}% + \add@rankangle{\Second#1}{\Second#2}% + \addtocounter{ps@knightangle}{\value{ps@inverse}}% + \set@special@psmarkers{#1}{#2}% + \ncdiagg[style=psskak,angleA=\arabic{ps@knightangle}]{-|>}{From}{To}} + +%% Outputs an arrow from the first board +%% square to the second. +\def\printarrow#1#2{% + \set@special@psmarkers{#1}{#2}% + \ncline[style=psskak]{-|>}{From}{To}} + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%% Highlighting squares, including the %%%%%%%%%%%%%%% +%%%%% support for marker pieces (db <2002-11-12>) %%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +\def\ps@markersquare#1{% + \pscustom[linewidth=.06]{\skak@translate#1\psframe(-.5,-.5)(.5,.5)}} + +\def\ps@markerx#1{% + \pscustom[linewidth=.06]{\skak@translate#1% + \psline{-}(-.3,-.3)(.3,.3)}% + \pscustom[linewidth=.06]{\skak@translate#1% + \psline{-}(-.3,.3)(.3,-.3)}} + +\def\ps@markero#1{% + \pscustom[linewidth=.06]{\skak@translate#1% + \pscircle{.35}}} + +\def\ps@markerX#1{% + \pscustom[linewidth=.06]{\skak@translate#1% + \psline{-}(-.5,-.5)(.5,.5)}% + \pscustom[linewidth=.06]{\skak@translate#1% + \psline{-}(-.5,.5)(.5,-.5)}} + +\def\ps@markerO#1{% + \pscustom[linewidth=.06]{\skak@translate#1% + \pscircle{.7}}} + +%% +%% The definitions of the next macros follow: +%% Bechtolsheim, Stephan v.: "A tutorial on \futurelet" in: +%% TUG: "TUGboat. The TeX Users Group Newsletter", Vol. 9, 1988, pp. 276 +%% + +\def\highlight@WithOpt[#1]#2{% + \EqStr{#1}{x}{\Apply{\ps@markerx}{\Listize[#2]}}% + {\EqStr{#1}{o}{\Apply{\ps@markero}{\Listize[#2]}}% + {\EqStr{#1}{X}{\Apply{\ps@markerX}{\Listize[#2]}}% + {\EqStr{#1}{O}{\Apply{\ps@markerO}{\Listize[#2]}}% + {\Apply{\ps@markersquare}{\Listize[#2]}}}}}% +} + +\def\highlight@NoOpt#1{\Apply{\ps@markersquare}{\Listize[#1]}} + +\def\highlight@Decide{\ifx\highlight@Look [ \let\next=\highlight@WithOpt + \else \let\next=\highlight@NoOpt \fi \next} + +% Usage: Either "\highlight{CSLS}" or "\highlight[MS]{CSLS}" +% where CSLS is the comma separated list of squares +% and MS is the marker symbol ("x", "X", "o" or "O") that +% is used. +\def\highlight{\futurelet\highlight@Look\highlight@Decide} + +%%%%% end of adding ornaments to a board %%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%% support for other languages %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +% \uc@king queen rook bishop knight pawn holds the letters +% representinng the pieces in the current language +% \skak@currentPieceNames : char list, holds the current piece names +% \def\skak@pieceToEnglish#1{% string -> string, (pgn(curr. lang) -> pgn(eng)) +% \skak@piece@toEnglish(#1Z)} +\def\skak@piece@toEnglish#1{% + \EqPiece{#1}{\uc@king}% + {K}% + {\EqPiece{#1}{\uc@queen}% + {Q}% + {\EqPiece{#1}{\uc@rook}% + {R}% + {\EqPiece{#1}{\uc@bishop}% + {B}% + {\EqPiece{#1}{\uc@knight}% + {N}% + {\EqPiece{#1}{\uc@pawn}% added 2005.03.30 UF + {p}% + {\errmessage{not a valid piece name in the current language:#1}}}}}}}} + +\def\skak@englishToEnglish#1{#1} + +\def\skak@definepieces#1#2#3#4#5#6{% + \edef\uc@king{#1} + \edef\uc@queen{#2} + \edef\uc@rook{#3} + \edef\uc@bishop{#4} + \edef\uc@knight{#5} + \edef\uc@pawn{#6}} + +\def\newskaklanguage#1#2{% + \expandafter\xdef\csname skaklanguage.#1\endcsname{#2}} + +\newcommand{\skaklanguage}[1][english]{% + \def\currentlanguage{#1}% + \ifthenelse{\equal{#1}{english}}% + {\let\skak@pieceToEnglish=\skak@englishToEnglish% + \def\PieceNames{\Listize[K,Q,R,B,N,p]}} + {\edef\temp@lang{\csname skaklanguage.#1\endcsname} + \expandafter\skak@definepieces\temp@lang% + \let\skak@pieceToEnglish=\skak@piece@toEnglish% + \def\PieceNames{% + \Listize[\uc@king,\uc@queen,\uc@rook,\uc@bishop,\uc@knight,\uc@pawn]}}} + + +\def\showskaklanguage{% + (\uc@king)(\uc@queen)(\uc@rook)(\uc@bishop)(\uc@knight)(\uc@pawn)} + +%%%%% end of language support %%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%% parsing macros %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +\def\IsPieceName#1{\Member{\EqPiece}{#1}\PieceNames} +\def\IsFile#1% char -> bool +{\Member{\EqStr}{#1}\FileNames} +\def\IsRank#1% char -> bool +{\Member{\EqStr}{#1}\RankNames} +\def\IsCapture#1% char -> bool +{\EqStr{#1}{x}} +\def\IsPromotion#1% char -> bool +{\EqStr{#1}{=}} +\def\IsDash#1% char -> bool +{\EqStr{#1}{-}} +\def\IsO#1% char -> bool +{\EqStr{#1}{O}} + +\def\File#1% file -> square list, eg. a -> [a1,a2,...,a8] +{\Map{\Glue{#1}}{\RankNames}} +\def\Rank#1% rank -> square list, eg. 1 -> [a1,b1,...,h1] +{\Map{\Twiddle\Glue{#1}}{\FileNames}} + + +% Compose: ('b -> 'c) -> ('a -> 'b) -> ('a -> c') +% Second: 'a -> 'b -> 'b +% f: 'a -> unit +% Compose Second f: 'a -> ('a -> 'b -> unit) +% \def\Apply#1#2% ('a -> unit) -> ('a list -> unit) +% {\Force{\Map{#1}{#2}}} +% \def\Force#1{#1\ForceA{}} +% \def\ForceA#1{#1\Foldr\DoIt{}} +% \def\DoIt#1#2{#1#2} + +\def\Sideeffect#1#2#3{% ('a -> unit) -> ('a -> 'b -> unit) + #1{#2}#3} + +\def\Apply#1#2{% ('a -> unit) -> 'a list -> unit + \Foldr{\Sideeffect{#1}}{\relax}{#2}} + + +\def\EmptyBoard% +{\Apply{\Twiddle\Set{E}}{\Rank{1}} +\Apply{\Twiddle\Set{E}}{\Rank{2}} +\Apply{\Twiddle\Set{E}}{\Rank{3}} +\Apply{\Twiddle\Set{E}}{\Rank{4}} +\Apply{\Twiddle\Set{E}}{\Rank{5}} +\Apply{\Twiddle\Set{E}}{\Rank{6}} +\Apply{\Twiddle\Set{E}}{\Rank{7}} +\Apply{\Twiddle\Set{E}}{\Rank{8}}} + + +\def\FenConvert#1{% + \EqStr{8}{#1}% + {EEEEEEEE}% + {\EqStr{7}{#1}% + {EEEEEEE}% + {\EqStr{6}{#1}% + {EEEEEE}% + {\EqStr{5}{#1}% + {EEEEE}% + {\EqStr{4}{#1}% + {EEEE}% + {\EqStr{3}{#1}% + {EEE}% + {\EqStr{2}{#1}% + {EE}% + {\EqStr{1}{#1}% + {E}% + {#1}}}}}}}}} + + +\def\ParseFenRank#1{\ParseFenRankA(#1Z)} +\def\ParseFenRankA(#1#2){% + \EqStr{Z}{#1}% + {}% + {\FenConvert{#1}\ParseFenRankA(#2)}} + +\def\SetCheckKing#1#2{% square -> piece -> unit + \EqStr{K}{#2}% + {\edef\WhiteKingSquare{#1}}% + {\EqStr{k}{#2}% + {\edef\BlackKingSquare{#1}}% + {}}% + \Set{#1}{#2}} + +\def\InitRank#1#2#3#4#5#6#7#8#9{% + \SetCheckKing{a#9}{#1}% + \SetCheckKing{b#9}{#2}% + \SetCheckKing{c#9}{#3}% + \SetCheckKing{d#9}{#4}% + \SetCheckKing{e#9}{#5}% + \SetCheckKing{f#9}{#6}% + \SetCheckKing{g#9}{#7}% + \SetCheckKing{h#9}{#8}} + +\def\SetRank#1#2{% rank -> fenrank -> unit + \edef\pap{\ParseFenRank{#2}}% + \expandafter\InitRank\pap#1} + + +\def\InitBoard(#1/#2/#3/#4/#5/#6/#7/#8){% + \SetRank{8}{#1}% + \SetRank{7}{#2}% + \SetRank{6}{#3}% + \SetRank{5}{#4}% + \SetRank{4}{#5}% + \SetRank{3}{#6}% + \SetRank{2}{#7}% + \SetRank{1}{#8}% + } + +\def\WhiteCastling{-} +\def\BlackCastling{-} + +\def\ExtractWhiteCastling#1{\def\tempCastling{-}% +\ExtractWhiteCastlingA(#1Z)% +\edef\WhiteCastling{\tempCastling}} +\def\ExtractWhiteCastlingA(#1#2){% + \EqStr{Z}{#1}% + {}% + {\Or{\EqPiece{K}{#1}}{\EqPiece{Q}{#1}}% + {\EqStr{-}{\tempCastling}% + {\edef\tempCastling{#1}\ExtractWhiteCastlingA(#2)}% + {\edef\tempCastling{\tempCastling#1}}}% + {\ExtractWhiteCastlingA(#2)}}} + +\def\ExtractBlackCastling#1{\def\tmpCastling{-}% +\ExtractBlackCastlingA(#1Z)% +\edef\BlackCastling{\tmpCastling}} +\def\ExtractBlackCastlingA(#1#2){% + \EqStr{Z}{#1}% + {}% + {\Or{\EqPiece{k}{#1}}{\EqPiece{q}{#1}}% + {\EqStr{-}{\tmpCastling}% + {\edef\tmpCastling{#1}\ExtractBlackCastlingA(#2)}% + {\edef\tmpCastling{\tmpCastling#1}}}% + {\ExtractBlackCastlingA(#2)}}} + +\newcounter{halfmove} +\newcounter{move} +\def\@fenboard#1{\FenBoard#1)} +\def\FenBoard#1 #2 #3 #4 #5 #6){% + \InitBoard(#1)% + \EqStr{w}{#2}% + {\gdef\WhiteToMove{\True}}% + {\gdef\WhiteToMove{\False}}%\EqStr{w}{#2}}% + \ExtractWhiteCastling{#3}%} + \ExtractBlackCastling{#3}%} + \edef\EnPassantSquare{#4}% + \setcounter{halfmove}{#5}% + \setcounter{move}{#6}} + +\def\fenboard#1{% +% \@fenboard#1% + \FenBoard#1)% + \@initstorage} + + +\newcounter{helpgobble} +\def\PieceToFen#1{% + \EqPiece{E}{#1}% + {1}{#1}} + +\def\Fen@RawRank#1{\PieceToFen{\Get{a#1}}\PieceToFen{\Get{b#1}}% + \PieceToFen{\Get{c#1}}\PieceToFen{\Get{d#1}}% + \PieceToFen{\Get{e#1}}\PieceToFen{\Get{f#1}}% + \PieceToFen{\Get{g#1}}\PieceToFen{\Get{h#1}}} + +\def\PrintCastling{% + \EqStr{-}{\WhiteCastling}% + {\BlackCastling}% + {\WhiteCastling% + \EqStr{-}{\BlackCastling}% + {-}% + {\BlackCastling}}} + + +\def\Fen@handlenumbers#1#2#3#4#5#6#7#8{\setcounter{helpgobble}{0}% + \Fen@handleA(#1#2#3#4#5#6#7#8Z)} +\def\Fen@handleA(#1#2){% + \EqStr{Z}{#1}% + {\ifnum0=\thehelpgobble% + \else\edef\temp@rank{\temp@rank\arabic{helpgobble}}\fi}% + {\EqPiece{1}{#1}% + {\stepcounter{helpgobble}\Fen@handleA(#2)}% + {\ifnum0=\thehelpgobble\edef\temp@rank{\temp@rank#1}\Fen@handleA(#2)% + \else\edef\temp@rank{\temp@rank\arabic{helpgobble}#1}% + \setcounter{helpgobble}{0}\Fen@handleA(#2)\fi}}} + + +\def\Fen@Rank#1{\edef\temp@rank{}\edef\temp@rankA{\Fen@RawRank{#1}}% + \expandafter\Fen@handlenumbers\temp@rankA} + +\def\Fen@calculate{% + \Fen@Rank{8}\edef\temp@board{\temp@rank/}% + \Fen@Rank{7}\edef\temp@board{\temp@board\temp@rank/}% + \Fen@Rank{6}\edef\temp@board{\temp@board\temp@rank/}% + \Fen@Rank{5}\edef\temp@board{\temp@board\temp@rank/}% + \Fen@Rank{4}\edef\temp@board{\temp@board\temp@rank/}% + \Fen@Rank{3}\edef\temp@board{\temp@board\temp@rank/}% + \Fen@Rank{2}\edef\temp@board{\temp@board\temp@rank/}% + \Fen@Rank{1}\edef\temp@board{\temp@board\temp@rank}% + \edef\temp@board{\temp@board\space\WhiteToMove{w}{b}}% + \edef\temp@board{\temp@board\space\PrintCastling\space\EnPassantSquare}% + \edef\temp@board{\temp@board\space\arabic{halfmove}\space\arabic{move}}} + + +\def\boardasfen{\Fen@calculate\temp@board} % if someone wants fen in + % their document + + +%%%%% manipulation of the board state +% the special out-of-bounds square +\Set{Offboard}{X} % note: no piece is named X + +\def\EnPassantSquare{-}% updated by ExecuteMove + + +\def\WhiteToMove{\True} + +\xdef\WhiteKingSquare% unit -> square +{e1} +\xdef\BlackKingSquare% unit -> square +{e8} +\def\KingSquare#1{% bool -> square +#1\WhiteKingSquare\BlackKingSquare} +\def\SetKingSquare#1#2{% bool -> square -> unit + #1{\xdef\WhiteKingSquare{#2}}{\xdef\BlackKingSquare{#2}}} + + +% neighbours of a square +\def\SetNeighbour#1#2#3% direction -> square -> square -> unit, #2's + % neighbour in direction #1 is #3 +{\expandafter\xdef\csname#1.#2\endcsname{#3}} +\def\GetNeighbour#1#2% direction -> square -> square +{\csname#1.#2\endcsname} +% all the hard work: +% first we deal with the board border +\def\FF#1#2{\SetNeighbour{#1}{#2}{Offboard}} + +\def\ForwardDirection#1% bool -> direction; up for white, down for black +{#1{up}{down}} +\def\BackwardDirection#1% bool -> direction +{#1{down}{up}} +\def\LeftDirection#1% bool -> direction +{#1{left}{right}} +\def\RightDirection#1% bool -> direction +{#1{right}{left}} + + +\Apply{\FF{left}}{\File{a}} +\Apply{\FF{upleft}}{\File{a}} +\Apply{\FF{downleft}}{\File{a}} +\Apply{\FF{right}}{\File{h}} +\Apply{\FF{upright}}{\File{h}} +\Apply{\FF{downright}}{\File{h}} +\Apply{\FF{up}}{\Rank{8}} +\Apply{\FF{upleft}}{\Rank{8}} +\Apply{\FF{upright}}{\Rank{8}} +\Apply{\FF{down}}{\Rank{1}} +\Apply{\FF{downleft}}{\Rank{1}} +\Apply{\FF{downright}}{\Rank{1}} + + +\def\SetUpNeighbour#1#2#3% direction -> rank -> rank -> unit +{\SetNeighbour{#1}{a#2}{a#3}% + \SetNeighbour{#1}{b#2}{b#3}% + \SetNeighbour{#1}{c#2}{c#3}% + \SetNeighbour{#1}{d#2}{d#3}% + \SetNeighbour{#1}{e#2}{e#3}% + \SetNeighbour{#1}{f#2}{f#3}% + \SetNeighbour{#1}{g#2}{g#3}% + \SetNeighbour{#1}{h#2}{h#3}} +\let\SetDownNeighbour=\SetUpNeighbour% +\SetUpNeighbour{up}{1}{2} +\SetUpNeighbour{up}{2}{3} +\SetUpNeighbour{up}{3}{4} +\SetUpNeighbour{up}{4}{5} +\SetUpNeighbour{up}{5}{6} +\SetUpNeighbour{up}{6}{7} +\SetUpNeighbour{up}{7}{8} +\SetDownNeighbour{down}{2}{1} +\SetDownNeighbour{down}{3}{2} +\SetDownNeighbour{down}{4}{3} +\SetDownNeighbour{down}{5}{4} +\SetDownNeighbour{down}{6}{5} +\SetDownNeighbour{down}{7}{6} +\SetDownNeighbour{down}{8}{7} + + + +\def\SetUpRightNeighbour#1#2#3% direction -> rank -> rank -> unit +{\SetNeighbour{#1}{a#2}{b#3}% + \SetNeighbour{#1}{b#2}{c#3}% + \SetNeighbour{#1}{c#2}{d#3}% + \SetNeighbour{#1}{d#2}{e#3}% + \SetNeighbour{#1}{e#2}{f#3}% + \SetNeighbour{#1}{f#2}{g#3}% + \SetNeighbour{#1}{g#2}{h#3}% + \SetNeighbour{#1}{h#2}{Offboard}} +\let\SetDownRightNeighbour=\SetUpRightNeighbour +\SetUpRightNeighbour{upright}{1}{2} +\SetUpRightNeighbour{upright}{2}{3} +\SetUpRightNeighbour{upright}{3}{4} +\SetUpRightNeighbour{upright}{4}{5} +\SetUpRightNeighbour{upright}{5}{6} +\SetUpRightNeighbour{upright}{6}{7} +\SetUpRightNeighbour{upright}{7}{8} +\SetDownRightNeighbour{downright}{2}{1} +\SetDownRightNeighbour{downright}{3}{2} +\SetDownRightNeighbour{downright}{4}{3} +\SetDownRightNeighbour{downright}{5}{4} +\SetDownRightNeighbour{downright}{6}{5} +\SetDownRightNeighbour{downright}{7}{6} +\SetDownRightNeighbour{downright}{8}{7} + + + +\def\SetUpLeftNeighbour#1#2#3% direction -> rank -> rank -> unit +{\SetNeighbour{#1}{a#2}{Offboard}% + \SetNeighbour{#1}{b#2}{a#3}% + \SetNeighbour{#1}{c#2}{b#3}% + \SetNeighbour{#1}{d#2}{c#3}% + \SetNeighbour{#1}{e#2}{d#3}% + \SetNeighbour{#1}{f#2}{e#3}% + \SetNeighbour{#1}{g#2}{f#3}% + \SetNeighbour{#1}{h#2}{g#3}} +\let\SetDownLeftNeighbour=\SetUpLeftNeighbour +\SetUpLeftNeighbour{upleft}{1}{2} +\SetUpLeftNeighbour{upleft}{2}{3} +\SetUpLeftNeighbour{upleft}{3}{4} +\SetUpLeftNeighbour{upleft}{4}{5} +\SetUpLeftNeighbour{upleft}{5}{6} +\SetUpLeftNeighbour{upleft}{6}{7} +\SetUpLeftNeighbour{upleft}{7}{8} +\SetDownLeftNeighbour{downleft}{2}{1} +\SetDownLeftNeighbour{downleft}{3}{2} +\SetDownLeftNeighbour{downleft}{4}{3} +\SetDownLeftNeighbour{downleft}{5}{4} +\SetDownLeftNeighbour{downleft}{6}{5} +\SetDownLeftNeighbour{downleft}{7}{6} +\SetDownLeftNeighbour{downleft}{8}{7} + + +\def\SetLeftNeighbour#1#2#3% direction -> file -> file -> unit +{\SetNeighbour{#1}{#21}{#31}% + \SetNeighbour{#1}{#22}{#32}% + \SetNeighbour{#1}{#23}{#33}% + \SetNeighbour{#1}{#24}{#34}% + \SetNeighbour{#1}{#25}{#35}% + \SetNeighbour{#1}{#26}{#36}% + \SetNeighbour{#1}{#27}{#37}% + \SetNeighbour{#1}{#28}{#38}} +\let\SetRightNeighbour=\SetLeftNeighbour +\SetLeftNeighbour{left}{b}{a} +\SetLeftNeighbour{left}{c}{b} +\SetLeftNeighbour{left}{d}{c} +\SetLeftNeighbour{left}{e}{d} +\SetLeftNeighbour{left}{f}{e} +\SetLeftNeighbour{left}{g}{f} +\SetLeftNeighbour{left}{h}{g} +\SetRightNeighbour{right}{a}{b} +\SetRightNeighbour{right}{b}{c} +\SetRightNeighbour{right}{c}{d} +\SetRightNeighbour{right}{d}{e} +\SetRightNeighbour{right}{e}{f} +\SetRightNeighbour{right}{f}{g} +\SetRightNeighbour{right}{g}{h} + + + +% the knight needs special attention +\def\KnightSquares#1% square -> square list +{\csname#1.knight\endcsname} + +\def\SetKnightSquares#1#2% square -> square list -> unit +{\expandafter\def\csname#1.knight\endcsname{#2}} + +% a file +\SetKnightSquares{a1}{\Listize[b3,c2]} +\SetKnightSquares{a2}{\Listize[b4,c3,c1]} +\SetKnightSquares{a3}{\Listize[b5,c4,c2,b1]} +\SetKnightSquares{a4}{\Listize[b6,c5,c3,b2]} +\SetKnightSquares{a5}{\Listize[b7,c6,c4,b3]} +\SetKnightSquares{a6}{\Listize[b8,c7,c5,b4]} +\SetKnightSquares{a7}{\Listize[c8,c6,b5]} +\SetKnightSquares{a8}{\Listize[c7,b6]} +% b file %Typo corrected at b6 +\SetKnightSquares{b1}{\Listize[a3,c3,d2]} +\SetKnightSquares{b2}{\Listize[a4,c4,d3,d1]} +\SetKnightSquares{b3}{\Listize[a5,c5,d4,d2,a1,c1]} +\SetKnightSquares{b4}{\Listize[a6,c6,d5,d3,a2,c2]} +\SetKnightSquares{b5}{\Listize[a7,c7,d6,d4,a3,c3]} +\SetKnightSquares{b6}{\Listize[a8,c8,d7,d5,a4,c4]} +\SetKnightSquares{b7}{\Listize[d8,d6,a5,c5]} +\SetKnightSquares{b8}{\Listize[d7,a6,c6]} +% c file +\SetKnightSquares{c1}{\Listize[a2,b3,d3,e2]} +\SetKnightSquares{c2}{\Listize[a1,a3,b4,d4,e3,e1]} +\SetKnightSquares{c3}{\Listize[a2,a4,b1,b5,d1,d5,e2,e4]} +\SetKnightSquares{c4}{\Listize[a3,a5,b2,b6,d2,d6,e3,e5]} +\SetKnightSquares{c5}{\Listize[a4,a6,b3,b7,d3,d7,e4,e6]} +\SetKnightSquares{c6}{\Listize[a5,a7,b4,b8,d4,d8,e5,e7]} +\SetKnightSquares{c7}{\Listize[a6,a8,b5,d5,e6,e8]} +\SetKnightSquares{c8}{\Listize[a7,b6,d6,e7]} +% d file +\SetKnightSquares{d1}{\Listize[b2,c3,e3,f2]} +\SetKnightSquares{d2}{\Listize[b1,b3,c4,e4,f3,f1]} +\SetKnightSquares{d3}{\Listize[b2,b4,c1,c5,e1,e5,f2,f4]} +\SetKnightSquares{d4}{\Listize[b3,b5,c2,c6,e2,e6,f3,f5]} +\SetKnightSquares{d5}{\Listize[b4,b6,c3,c7,e3,e7,f4,f6]} +\SetKnightSquares{d6}{\Listize[b5,b7,c4,c8,e4,e8,f5,f7]} +\SetKnightSquares{d7}{\Listize[b6,b8,c5,e5,f6,f8]} +\SetKnightSquares{d8}{\Listize[b7,c6,e6,f7]} +% e file +\SetKnightSquares{e1}{\Listize[c2,d3,f3,g2]} +\SetKnightSquares{e2}{\Listize[c1,c3,d4,f4,g3,g1]} +\SetKnightSquares{e3}{\Listize[c2,c4,d1,d5,f1,f5,g2,g4]} +\SetKnightSquares{e4}{\Listize[c3,c5,d2,d6,f2,f6,g3,g5]} +\SetKnightSquares{e5}{\Listize[c4,c6,d3,d7,f3,f7,g4,g6]} +\SetKnightSquares{e6}{\Listize[c5,c7,d4,d8,f4,f8,g5,g7]} +\SetKnightSquares{e7}{\Listize[c6,c8,d5,f5,g6,g8]} +\SetKnightSquares{e8}{\Listize[c7,d6,f6,g7]} +% f file +\SetKnightSquares{f1}{\Listize[d2,e3,g3,h2]} +\SetKnightSquares{f2}{\Listize[d1,d3,e4,g4,h3,h1]} +\SetKnightSquares{f3}{\Listize[d2,d4,e1,e5,g1,g5,h2,h4]} +\SetKnightSquares{f4}{\Listize[d3,d5,e2,e6,g2,g6,h3,h5]} +\SetKnightSquares{f5}{\Listize[d4,d6,e3,e7,g3,g7,h4,h6]} +\SetKnightSquares{f6}{\Listize[d5,d7,e4,e8,g4,g8,h5,h7]} +\SetKnightSquares{f7}{\Listize[d6,d8,e5,g5,h6,h8]} +\SetKnightSquares{f8}{\Listize[d7,e6,g6,h7]} +% g file +\SetKnightSquares{g1}{\Listize[h3,f3,e2]} +\SetKnightSquares{g2}{\Listize[h4,f4,e3,e1]} +\SetKnightSquares{g3}{\Listize[h5,f5,e4,e2,h1,f1]} +\SetKnightSquares{g4}{\Listize[h6,f6,e5,e3,h2,f2]} +\SetKnightSquares{g5}{\Listize[h7,f7,e6,e4,h3,f3]} +\SetKnightSquares{g6}{\Listize[h8,f8,e7,e5,h4,f4]} +\SetKnightSquares{g7}{\Listize[e8,e6,h5,f5]} +\SetKnightSquares{g8}{\Listize[h6,f6,e7]} +% h file +\SetKnightSquares{h1}{\Listize[g3,f2]} +\SetKnightSquares{h2}{\Listize[g4,f3,f1]} +\SetKnightSquares{h3}{\Listize[g5,f4,f2,g1]} +\SetKnightSquares{h4}{\Listize[g6,f5,f3,g2]} +\SetKnightSquares{h5}{\Listize[g7,f6,f4,g3]} +\SetKnightSquares{h6}{\Listize[g8,f7,f5,g4]} +\SetKnightSquares{h7}{\Listize[f8,f6,g5]} +\SetKnightSquares{h8}{\Listize[f7,g6]} + + +% StringToTokens: string -> string list, cut at spaces +\def\StringToTokens#1% +{\ifthenelse{\equal{#1}{}}{\Nil}{\StrToTokens(#1 )}} +\def\StrToTokens (#1 #2){% + \EqStr{#1}{}% + {\Nil}% + \Cons{#1}{\EqStr{#2}{} {\Nil} {\StrToTokens(#2)}}} + +\def\BlackPiece#1% char -> piece +{\EqStr{#1}{K}% + {k}% + {\EqStr{#1}{Q}% + {q}% + {\EqStr{#1}{R}% + {r}% + {\EqStr{#1}{B}% + {b}% + {\EqStr{#1}{N}% + {n}% + {p}}}}}} + +\def\PieceNameToPiece#1#2% piecename -> bool -> piece +{#2{#1}{\BlackPiece{#1}}} + +% setting up variables for ParseMove +\def\ParseMoveInit{% + \gdef\MoveToRank{Z}\gdef\MoveToFile{Z}% + \gdef\RankDiscriminator{Z}\gdef\FileDiscriminator{Z}% + \gdef\PieceNameToMove{Z}% + \gdef\Capture{\False}% + \gdef\Promotion{\False}\gdef\PromotionPieceName{Z}% + \gdef\Castling{\False}\gdef\LongCastling{\False}% + \gdef\CheckTest{}% + \gdef\MateTest{}% + \gdef\MoveRest{}} + +\def\ParseMove#1{% string -> unit + \StoreLastMove{\gdef\LastMoveString{#1}}{}% usualy only done for mainline. + \ParseMoveA(#1)} + + +\DeclareRobustCommand{\lastmove}{{\def\variationstyle{}% + \styleC@on{\let\skak@ensuremath=\ensuremath}{\let\skak@ensuremath=\relax}% + \WhiteToMove{% + \addtocounter{move}{-1}% + \skak@ensuremath\beforenumber\arabic{move}\blackopen\skak@ensuremath% + \beforeblack% + \addtocounter{move}{1}}% + {\skak@ensuremath\beforenumber\arabic{move}\skak@ensuremath\whiteopen% + \skak@ensuremath\beforewhite}% + \expandafter\wmove\expandafter{\LastMoveString}}} + +\def\ParseMoveA(#1#2){% char -> string -> unit + \IsPieceName{#1}% + {\gdef\PieceNameToMove{\skak@pieceToEnglish{#1}}% + \gdef\PieceToMove{\PieceNameToPiece{\PieceNameToMove}{\WhiteToMove}}% + \ParseCoordinates(#2Z)% + \gdef\MoveTo{\MoveToFile\MoveToRank}}% + {\IsO{#1}% + {\def\Castling{\True}% + \ParseCastling(#2Z)}% + {\ParseCoordinates(#1#2Z)% + \gdef\MoveTo{\MoveToFile\MoveToRank}}}} + +\def\FirstChar(#1#2){#1} +\def\FirstChar(#1#2){#1} +\def\RestChars(#1#2){\gdef\@restchars{#2}} + +\def\ParseCoordinates(#1#2){% char -> string -> unit + \EqStr{Z}{#1}% + {}% we are done! + {\IsFile{#1}% + {\EqStr{\MoveToFile}{Z}% + {}% first File name in move so nothing to do + {\xdef\FileDiscriminator{\MoveToFile}}% + \gdef\MoveToFile{#1}% + \ParseCoordinates(#2)}% + {\IsRank{#1}% + {\EqStr{\MoveToRank}{Z}% + {}% + {\xdef\RankDiscriminator{\MoveToRank}}% + \gdef\MoveToRank{#1}% + \ParseCoordinates(#2)}% + {\IsCapture{#1}% + {\gdef\Capture{\True}% + \ParseCoordinates(#2)}% + {\IsPromotion{#1}% + {\gdef\Promotion{\True}% + \gdef\PromotionPieceName{\skak@pieceToEnglish{\FirstChar(#2)}}% + \RestChars(#2)% sets \@restchars + \expandafter\ParseCoordinates\expandafter(\@restchars)}% + {\EqStr{#1}{+}% + {\protected@xdef\CheckTest{\checksymbol}\ParseCoordinates(#2)}% + {\EqStr{#1}{##}% + {\protected@xdef\MateTest{\mate}\ParseCoordinates(#2)}% + {\@setmoverest(#1#2)}}}}}}}} + +\def\@setmoverest(#1Z){\gdef\MoveRest{#1}} + + +% help for \ParseCastling +\def\ParseCastlingA(#1#2#3){% + \MyEqualB{#1#2}{-O}% + {\gdef\LongCastling{\True}}% + {}} + +\def\ParseCastling(-O#1){% strip the first -O, at least Z is left + \ParseCastlingA(#1VW)} + + +% for testing purposes +\def\ShowParseInfo% +{ %MoveTo: \MoveTo + MoveToRank: \MoveToRank, MoveToFile: \MoveToFile, \\ + RankDiscriminator: \RankDiscriminator, FileDiscriminator: + \FileDiscriminator, \\ Promotion: \BoolToString{\Promotion}, + PromotionPieceName: \PromotionPieceName + Capture: \BoolToString{\Capture}, \\ + PieceNameToMove: \PieceNameToMove, \\ + Castling: \BoolToString{\Castling}, + LongCastling: \BoolToString{\LongCastling}} + +% castling, with preparation for eg, FisheRandom +%\def\WhiteShortRook{h1} +%\def\WhiteLongRook{a1} +%\def\BlackShortRook{h8} +%\def\WhiteLong +\def\FirstRank#1{% bool -> rank + #1{1}{8}} +\def\CastleKingFile#1{% bool -> file, LongCastling is used as argument + #1{c}{g}} +\def\CastleRookToFile#1{% + #1{d}{f}} +\def\CastleRookFromFile#1{% + #1{a}{h}} + +\def\CastleDone#1{% bool -> unit + #1{\gdef\WhiteCastling{-}}{\gdef\BlackCastling{-}}} + +\def\ExecuteCastling{% relies on \ParseMove + \stepcounter{halfmove}% + \gdef\MoveTo{\CastleKingFile{\LongCastling}\FirstRank{\WhiteToMove}}% + \ExecuteKingMove% + \gdef\MoveTo{\CastleRookToFile{\LongCastling}\FirstRank{\WhiteToMove}}% + \DoTheMove{\CastleRookFromFile{\LongCastling}\FirstRank{\WhiteToMove}}% + \CastleDone{\WhiteToMove}} + + +%%% after ParseMove has gathered info we find the piece to move +% LookFor looks in one direction, stopping if a non-empty square is +% found +\def\LookFor#1#2#3{% (piece -> bool) -> square -> direction -> square list + \LookForA{#1}{\GetNeighbour{#3}{#2}}{#3}} % we have to skip the + % first square!!! +\def\LookForA#1#2#3{% (piece -> bool) -> square -> direction -> square list + #1{\Get{#2}}% + {\Singleton{#2}}% + {\EqPiece{E}{\Get{#2}}% empty square => continue in the given direction + {\LookForA{#1}{\GetNeighbour{#3}{#2}}{#3}}% + {\Nil}}} + + +% IsRightPiece is true if a piece matching #1 is on square#2 +\def\IsRightPiece#1#2{% piece -> square -> bool + \EqPiece{#1}{\Get{#2}}} + +\def\IsRookQueen#1#2{% bool -> piece -> bool + \Or{\EqPiece{#2}{\PieceNameToPiece{R}{#1}}}% + {\EqPiece{#2}{\PieceNameToPiece{Q}{#1}}}% + } +\def\IsBishopQueen#1#2{% bool -> piece -> bool + \Or{\EqPiece{#2}{\PieceNameToPiece{B}{#1}}}% + {\EqPiece{#2}{\PieceNameToPiece{Q}{#1}}}% + } + +% (piece-> bool) -> square -> direction list -> square list +\def\ScanDirections#1#2#3{\Foldr{\Compose\Cat{\LookFor{#1}{#2}}}\Nil{#3}} + + +% relies on the info gathered by ParseMove +\def\FindPieceSquares#1#2{% bool -> square -> square list + \EqPiece{\PieceNameToMove}{R}% + {\ScanDirections% + {\EqPiece{\PieceToMove}}{#2}{\Listize[up,down,left,right]}}% + {\EqPiece{\PieceNameToMove}{B}% + {\ScanDirections% + {\EqPiece{\PieceToMove}}{#2}% + {\Listize[upright,downright,downleft,upleft]}}% + {\EqPiece{\PieceNameToMove}{Q}% + {\ScanDirections% + {\EqPiece{\PieceToMove}}{#2}% + {\Listize[up,down,left,right,upleft,upright,downleft,downright]}}% + {\Filter{\IsRightPiece{\PieceToMove}}{\KnightSquares{#2}}}}}} + +\def\UniqueMove% bool, if the descriminators <> Z +{\LambdaAnd% + {\Not{\EqStr{\RankDiscriminator}{Z}}}% + {\Not{\EqStr{\FileDiscriminator}}{Z}}} + +\def\DoTheMove#1{% move the piece from #1 to \MoveToFile\MoveToRank + \edef\oldpiece{\Get{\MoveToFile\MoveToRank}}% + \Set{\MoveTo}{\Get{#1}}\Set{#1}{E}% + \edef\MoveFrom{#1}} + +\def\DoTheMoveList#1{\DoTheMove{\Head{#1}}} + +% undoes the move to #1 +\def\UndoMove#1{% square -> unit, relies on \oldpiece and \MoveToFile/Rank +\Set{#1}{\Get{\MoveToFile\MoveToRank}}\Set{\MoveToFile\MoveToRank}{\oldpiece}% +\Or{\EqPiece{\PieceToMove}{K}}{\EqPiece{\PieceToMove}{k}}% + {\SetKingSquare{\WhiteToMove}{#1}}% + {}} + +\def\NoEnemiesFound{% bool +\IsNil{\Cat{\ScanDirections{\IsRookQueen{\Not\WhiteToMove}}% + {\KingSquare{\WhiteToMove}}{\Listize[up,down,left,right]}}% + {\ScanDirections{\IsBishopQueen{\Not\WhiteToMove}}% + {\KingSquare{\WhiteToMove}}% + {\Listize[upleft,downright,downleft,upright]}}}} + +\newboolean{helplegal} + +\def\LegalMove#1{% square -> bool, is the move possible to do? + \DoTheMove{#1}% + \NoEnemiesFound% + {\UndoMove{#1}\True}% + {\UndoMove{#1}\False}}% + +% relies on \ParseMove +\def\TrimMoveList#1{% square -> bool +\gdef\trimhelp{#1}%( +\LambdaAnd{\RightRank(\trimhelp)}{\LambdaAnd{\RightFile(\trimhelp)}{\LegalMove{\trimhelp}}}} + +\def\ExecuteKingMove{% relies on ParseMove, WhiteToMove + \DoTheMove{\KingSquare{\WhiteToMove}}% + \SetKingSquare{\WhiteToMove}{\MoveTo}% + \WhiteToMove% + {\edef\WhiteCastling{-}}% + {\edef\BlackCastling{-}}} + + +% used by UpdateCastling +\def\RemoveLongCastling{% relies on \WhiteToMove + \WhiteToMove% + {\ifthenelse{\equal{KQ}{\WhiteCastling}}% + {\gdef\WhiteCastling{K}}% + {\ifthenelse{\equal{Q}{\WhiteCastling}}% + {\gdef\WhiteCastling{-}}% + {}}}% + {\ifthenelse{\equal{kq}{\BlackCastling}}% + {\gdef\BlackCastling{k}}% + {\ifthenelse{\equal{q}{\BlackCastling}}% + {\edef\BlackCastling{-}}% + {}}}}% + + +% used by UpdateCastling +\def\RemoveShortCastling{% relies on \WhiteToMove + \WhiteToMove% + {\ifthenelse{\equal{KQ}{\WhiteCastling}}% + %\EqStr{KQ}{\WhiteCastling}% + {\gdef\WhiteCastling{Q}}% + {\ifthenelse{\equal{K}{\WhiteCastling}} + {\gdef\WhiteCastling{-}}% + {}}}% + {\ifthenelse{\equal{kq}{\BlackCastling}}% + %\EqStr{kq}{\BlackCastling}% + {\gdef\BlackCastling{q}}% + {\EqStr{k}{\BlackCastling}% + {\gdef\BlackCastling{-}}% + {}}}} + +\def\UpdateCastling{% relies on \ParseMove + \EqPiece{R}{\PieceNameToMove}% + {\EqSquare{\MoveFrom}{\CastleRookFromFile{\True}\FirstRank{\WhiteToMove}}% + {\RemoveLongCastling}% + {\EqSquare{\MoveFrom}{\CastleRookFromFile{\False}\FirstRank{\WhiteToMove}}% + {\RemoveShortCastling}% + {}}}% + {}}% non rook moves will not change the castling possibilities + +\def\ExecutePieceMove{% relies on the info gathered by ParseMove + \Capture{\setcounter{halfmove}{0}}{\stepcounter{halfmove}}% + \UniqueMove% + {\DoTheMove{\FileDiscriminator\RankDiscriminator}}% + {\EqPiece{K}{\PieceNameToMove}% + {\ExecuteKingMove}% + {% +% (\Unlistize{\FindPieceSquares{\WhiteToMove}{\MoveTo}},% +% \Unlistize{\Filter{\TrimMoveList}% +% {\FindPieceSquares{\WhiteToMove}{\MoveTo}}})% + \Apply{\DoTheMove}{\Filter{\TrimMoveList}% + {\FindPieceSquares{\WhiteToMove}{\MoveTo}}}}% + }% + \UpdateCastling} + +\def\FromRank{% + \EqStr{1}{\MoveToRank}% + {\WhiteToMove{0}{2}}% + {\EqStr{2}{\MoveToRank}% + {\WhiteToMove{1}{3}}% + {\EqStr{3}{\MoveToRank}% + {\WhiteToMove{2}{4}}% + {\EqStr{4}{\MoveToRank}% + {\WhiteToMove{3}{5}}% + {\EqStr{5}{\MoveToRank}% + {\WhiteToMove{4}{6}}% + {\EqStr{6}{\MoveToRank}% + {\WhiteToMove{5}{7}}% + {\EqStr{7}{\MoveToRank}% + {\WhiteToMove{6}{8}}% + {\EqStr{8}{\MoveToRank}% + {\WhiteToMove{7}{9}}% + {}}}}}}}}} +\def\InitialRank{\WhiteToMove{2}{7}} + +% \def\ExecutePawnMove{% relies on the info obtained by ParseMove +% \setcounter{halfmove}{0}% +% \Capture% +% {\EqPiece{E}{\Get{\MoveTo}}% +% {\Set{\MoveToFile\FromRank}{E}}% +% {}% +% \DoTheMove{\FileDiscriminator\FromRank}% +% \xdef\EnPassantSquare{-}}% +% {\EqPiece{E}{\Get{\MoveToFile\FromRank}}% +% {\xdef\EnPassantSquare{\MoveToFile\FromRank}% two square move +% \DoTheMove{\MoveToFile\InitialRank}}% +% {\xdef\EnPassantSquare{-}% +% \DoTheMove{\MoveToFile\FromRank}% one square move +% }}% +% \Promotion% +% {\Set{\MoveTo}{\PieceNameToPiece{\PromotionPieceName}{\WhiteToMove}}}% +% {}} + +% Bug-fix for longmove +\def\ExecutePawnMove{% relies on the info obtained by ParseMove + \setcounter{halfmove}{0}% + \Capture% + {\EqPiece{E}{\Get{\MoveTo}}% + {\Set{\MoveToFile\FromRank}{E}}% + {}% + \xdef\PawnFrom{\FileDiscriminator\FromRank}% + \DoTheMove{\PawnFrom}% + \xdef\EnPassantSquare{-}}% + {\EqPiece{E}{\Get{\MoveToFile\FromRank}}% + {\xdef\EnPassantSquare{\MoveToFile\FromRank}% two square move + \xdef\PawnFrom{\MoveToFile\InitialRank}% + \DoTheMove{\PawnFrom}}% + {\xdef\EnPassantSquare{-}% + \xdef\PawnFrom{\MoveToFile\FromRank}% + \DoTheMove{\PawnFrom}% one square move + }}% + \Promotion% + {\Set{\MoveTo}{\PieceNameToPiece{\PromotionPieceName}{\WhiteToMove}}}% + {}} + + + +\def\MakeMove#1{% string -> unit + \ParseMoveInit% + \ParseMove{#1}% + % check if there is a piece of own colour on \MoveToFile\MoveToRank + % THIS CHECK HAS TO BE IMPLEMENTED! + \ExecuteMoves% + {\EqPiece{Z}{\PieceNameToMove}% + {\Castling% + {\gdef\EnPassantSquare{-}\ExecuteCastling}% + {\ExecutePawnMove}}% + {\gdef\EnPassantSquare{-}% + \ExecutePieceMove}% + \WhiteToMove% + {\gdef\WhiteToMove{\False}}% + {\gdef\WhiteToMove{\True}\addtocounter{move}{1}}}% + {}% moves are not executed + \printmove} + + +\def\mainline{\begingroup\catcode`\#=12 \@mainline} +% \def\@mainline#1{\endgroup\gdef\NumberNext{\True}% +% \gdef\AfterBlack{\False}% +% \gdef\PrintMoves{\True}% +% \gdef\ExecuteMoves{\True}% +% \gdef\StoreLastMove{\True}% +% {\mainlinestyle\opencommands% +% \Mainline(#1 Z )% +% \closecommands}} + +% new version of @mainline +\def\@mainline#1{\endgroup\gdef\NumberNext{\True}% + \let\currentstyle=\mainlinestyle% + \gdef\PrintMoves{\True}% + \gdef\ExecuteMoves{\True}% + \gdef\StoreLastMove{\True}% + \@restoremainline% + \runmoves{#1}% + \@storemainline} + +\def\@restoremainline{% + \@restoregame{skak.mainline.previous}% + \@storegame{skak.temp.previous}% + \@restoregame{skak.mainline}} + + +\def\hidemoves{\begingroup\catcode`\#=12 \@hidemoves} +% \def\@hidemoves#1{\endgroup\gdef\NumberNext{\True}% +% \gdef\AfterBlack{\False}% +% \gdef\PrintMoves{\False}% +% \gdef\ExecuteMoves{\True}% +% \gdef\StoreLastMove{\True}% just in case you want to refer to the last move. +% {\relax@typesetting% +% \Mainline(#1 Z )}} + +% new version af @hidemoves +\def\@hidemoves#1{\endgroup\gdef\NumberNext{\True}% + \gdef\PrintMoves{\False}% + \gdef\ExecuteMoves{\True}% + \gdef\StoreLastMove{\True}% just in case you want to refer to the last move. + \let\currentstyle=\relax@typesetting% + \@restoremainline% + \runmoves{#1}% + \@storemainline} + + +\newcounter{helpnumber} +\newcounter{helpnumberMove} + +\def\EatNumber#1{% + \setcounter{helpnumberMove}{\arabic{move}}% + \setcounter{helpnumber}{0}% + \AfterBlack{\afterblack}{}% + \gdef\AfterBlack{\True}% + \beforenumber\EatNumberA(#1WXYZ)} + +\def\EatNumberA(#1.#2){% + \PrintMoves{#1}{}% + \ExecuteMoves% + {\setcounter{helpnumber}{#1}% + \ifthenelse{\value{helpnumberMove}=\value{helpnumber}}% + {\LookForMove(.#2)}% sets \ExpectedColour and \CurrentMove + {\errmessage{mainline: #1 is not the correct move number}}}% + {\LookForMove(.#2)}% +} + + + +\def\LookForMove(#1#2#3#4){% + \EqStr{.}{#2}% ... after the move number + {\blackopen% + \gdef\AfterWhite{\False}% + \gdef\ExpectedColour{\False}% + \HandleMove(#4)}% + {\whiteopen% + \gdef\AfterWhite{\True}% + \gdef\ExpectedColour{\True}% + \HandleMove(#2#3#4)}}% + + +\def\HandleMove(#1XYZ){% executes move if one is found + \EqStr{W}{#1}% + {\gdef\NumberNext{\False}}% + {\StripMove(#1)}} +\def\StripMove(#1W){% handles things like 1.e4 + \@storegame{skak.temp.previous}% store the previous position + % TO-DO: need a more effective way of going a move back. + \MakeMoveMainline{#1}} + +% The tricky part! Has to integrate \typeset@A@move +\def\MakeMoveMainline#1{% + {\ExpectedColour% + {\WhiteToMove% + {\MakeMove{#1}% + \gdef\ExpectedColour{\False}% + \gdef\NumberNext{\False}}% + {\errmessage{mainline: black, not white, to move (#1)}}}% + {\WhiteToMove% + {\errmessage{mainline: white, not black, to move (#1)}}% + {\MakeMove{#1}\gdef\NumberNext{\True}}}}} + + +\def\MakeMoveMainline#1{% + \ExecuteMoves% + {\ExpectedColour% + {\WhiteToMove{}{\errmessage{mainline: black, not white, to move (#1)}}}% + {\WhiteToMove{\errmessage{mainline: white, not black, to move (#1)}}{}}} + {}% + % regardless of the moves are executed or not: + \ExpectedColour% + {\beforewhite\MakeMove{#1}% + \gdef\ExpectedColour{\False}% + \gdef\NumberNext{\False}}% + {\AfterWhite{\afterwhite}{}% + \beforeblack\MakeMove{#1}\gdef\NumberNext{\True}}} + + +% \def\Mainline(#1 #2){% +% \EqStr{ }{#1}% +% {\Mainline(#2)}% +% {% +% \EqStr{Z}{#1}% +% {}% +% {\NumberNext% +% {\EatNumber{#1}% sets \NumberOK, \ExpectedColour +% % executes a move not separated from the +% % number with a space, eg, 1.e4 +% %{\gdef\NumberNext{\False}\Mainline(#2)}% +% %\gdef\NumberNext{\False}% +% \Mainline(#2)}% +% {\MakeMoveMainline{#1}% +% \Mainline(#2)}}}} + +% New version for longmoves in variation +\def\Mainline(#1 #2){% + \EqStr{ }{#1}% + {\Mainline(#2)}% + {% + \EqStr{Z}{#1}% + {}% + {\NumberNext% + {\EatNumber{#1}% sets \NumberOK, \ExpectedColour + % executes a move not separated from the + % number with a space, eg, 1.e4 + % {\gdef\NumberNext{\False}\Mainline(#2)}% + %\gdef\NumberNext{\False}% + \Mainline(#2)}% + {\@storegame{skak.temp.previous}% store the previous position + % TO-DO: need a more effective way of going a move back. + \MakeMoveMainline{#1}% + \Mainline(#2)}}}} + + +%%%%% typesetting + +% depends on the info gathered by \ParseMove +\def\printmove@san{% + \EqPiece{Z}{\PieceNameToMove}% + {\Castling% + {\LongCastling{\castlingchar\castlinghyphen}{}% + \castlingchar\castlinghyphen\castlingchar}% + {%pawn move + \Capture{\FileDiscriminator\capturesymbol}{}% + \MoveToFile\MoveToRank% + \Promotion{\cfss@textsymfigsymbol{\PromotionPieceName}}{}}}% + {% piece move + \cfss@textsymfigsymbol{\PieceNameToMove}% + \EqStr{Z}{\FileDiscriminator}{}{\FileDiscriminator}% + \EqStr{Z}{\RankDiscriminator}{}{\RankDiscriminator}% + \Capture{\capturesymbol}{}% + \MoveToFile\MoveToRank}% + % for all moves: + \CheckTest\MateTest\MoveRest} + +\DeclareRobustCommand{\movehyphen}{-} + +% depends on the info gathered by \ParseMove +\def\printmove@algebraic{% + \EqPiece{Z}{\PieceNameToMove}% + {\Castling% + {\LongCastling{\castlingchar\castlinghyphen}{}% + \castlingchar\castlinghyphen\castlingchar}% + {%pawn move + \MoveFrom% + \Capture{\capturesymbol}{\movehyphen}% + \MoveToFile\MoveToRank% + \Promotion{\cfss@textsymfigsymbol{\PromotionPieceName}}{}}}% + {% piece move + \cfss@textsymfigsymbol{\PieceNameToMove}% + \MoveFrom% + \Capture{\capturesymbol}{\movehyphen}% + \MoveToFile\MoveToRank}% + % for all moves: + \CheckTest\MateTest\MoveRest} + +\def\longmoves{% +\let\printmove=\printmove@algebraic} + +\def\shortmoves{% +\let\printmove=\printmove@san} + +\shortmoves% this is default + +\def\relax@typesetting{% +\let\opencommands=\relax +\let\closecommands=\relax +\let\whiteopen=\relax +\let\blackopen=\relax +\let\beforenumber=\relax +\let\beforewhite=\relax +\let\afterwhite=\relax +\let\beforeblack=\relax +\let\afterblack=\relax +\let\printmove=\relax +} + +\def\styleA@opencommands{} +\def\styleA@closecommands{} +\def\styleA@whiteopen{.} +\def\styleA@blackopen{. -} +\def\styleA@beforenumber{} +\def\styleA@beforewhite{ } +\def\styleA@afterwhite{} +\def\styleA@beforeblack{, } +\def\styleA@afterblack{ } + +\def\styleA{% +\let\opencommands=\styleA@opencommands +\let\closecommands=\styleA@closecommands +\let\whiteopen=\styleA@whiteopen +\let\blackopen=\styleA@blackopen +\let\beforenumber=\styleA@beforenumber +\let\beforewhite=\styleA@beforewhite +\let\afterwhite=\styleA@afterwhite +\let\beforeblack=\styleA@beforeblack +\let\afterblack=\styleA@afterblack +\leavestylec +} + + +\def\styleB@opencommands{} +\def\styleB@closecommands{} +\def\styleB@whiteopen{ } +\def\styleB@blackopen{\ldots} +\def\styleB@beforenumber{} +\def\styleB@beforewhite{} +\def\styleB@afterwhite{ } +\def\styleB@beforeblack{} +\def\styleB@afterblack{ } + + +\def\styleB{% +\let\opencommands=\styleB@opencommands +\let\closecommands=\styleB@closecommands +\let\whiteopen=\styleB@whiteopen +\let\blackopen=\styleB@blackopen +\let\beforenumber=\styleB@beforenumber +\let\beforewhite=\styleB@beforewhite +\let\afterwhite=\styleB@afterwhite +\let\beforeblack=\styleB@beforeblack +\let\afterblack=\styleB@afterblack +\leavestylec +} + +% avoiding problems with switch from styleC to other styles +% problem reported by Joao Nabais +\newcommand{\leavestylec}{% + \styleC@on{\normalstyles}{\relax}% + \def\styleC@on{\False}% +} + +\def\styleC@opencommands{% + \begin{tabbing}% + \hspace{.2\linewidth}\=\hspace{.2\linewidth}\=% + \hspace{.2\linewidth}\= \kill} +\def\styleC@closecommands{\end{tabbing}} +\def\styleC@whiteopen{} +\def\styleC@blackopen{\>\ldots} +\def\styleC@beforenumber{\>} +\def\styleC@beforewhite{\>} +\def\styleC@afterwhite{} +\def\styleC@beforeblack{\>} +\def\styleC@afterblack{\\} + + +\def\styleC{% +\let\opencommands=\styleC@opencommands% +\let\closecommands=\styleC@closecommands% +\let\whiteopen=\styleC@whiteopen% +\let\blackopen=\styleC@blackopen% +\let\beforenumber=\styleC@beforenumber% +\let\beforewhite=\styleC@beforewhite% +\let\afterwhite=\styleC@afterwhite% +\let\beforeblack=\styleC@beforeblack% +\let\afterblack=\styleC@afterblack% +\def\mainlinestyle{\styleC\bfseries}% +\def\variationstyle{\styleB}% +\def\styleC@on{\True}% +} + +\def\mainlinestyle{\bfseries}% could also contain + % definitions of the + % various style options +\def\variationstyle{}% as with mainlinestyle + +%\typeset@number is isomorf with \EatNumber +\def\typeset@number#1{\TypeSetAfterBlack{\afterblack}{}% + \gdef\TypeSetAfterBlack{\True}% + \beforenumber\typeset@numberA(#1WXYZ)}% 22: -> 22\?open +\def\typeset@numberA(#1.#2){% + #1\typeset@numberHandlePeriods(.#2)} +\def\typeset@numberHandlePeriods(#1#2#3#4){% + \EqStr{.}{#2}% ... after the number + {\blackopen\gdef\TypeSetColour{\False}\gdef\TypeSetAfterWhite{\False}% + \typeset@numberHandleMove(#4)}% + {\whiteopen\gdef\TypeSetColour{\True}\gdef\TypeSetAfterWhite{\True}% + \typeset@numberHandleMove(#2#3#4)}} +\def\typeset@numberHandleMove(#1XYZ){% + \EqStr{W}{#1}% + {\gdef\TypeSetNumberNext{\False}}% HERE + {\typeset@numberStripMove(#1)}} +\def\typeset@numberStripMove(#1W){% + \typeset@A@move{#1}} + +\def\typeset@A@move#1{% + \TypeSetColour% + {\beforewhite\mbox{\typeset@A@moveA(#1Z)}% + \gdef\TypeSetColour{\False}% + \gdef\TypeSetNumberNext{\False}}% addition + {\TypeSetAfterWhite{\afterwhite}{}% + \beforeblack\mbox{\typeset@A@moveA(#1Z)}% + \gdef\TypeSetColour{\True}\gdef\TypeSetNumberNext{\True}}} + +\def\typeset@A@moveA(#1#2){% + \EqStr{Z}{#1}% + {}% + {\IsPieceName{#1}% + {\xdef\temp@piece{\skak@pieceToEnglish{#1}}% + \expandafter\cfss@textsymfigsymbol\temp@piece}% + {\EqStr{=}{#1}% + {}% + {\EqStr{x}{#1}% + {\capturesymbol}% %%changed UF + {\EqStr{+}{#1}% + {\checksymbol}% was "\ensuremath{\dagger}" before + {\EqStr{-}{#1}% + {\LastCharWasCastle + {\castlinghyphen}% %%changed UF, dash from Textfont short dash for castlings + {\hbox{--}}}% longer dash for moves + {\EqStr{O}{#1}% + {\gdef\LastCharWasCastle{\True}% + \castlingchar}% %% UF added to be able to change from O to 0 + {\gdef\LastCharWasCastle{\False}% + \EqStr{##}{#1}%added 2004.04.14 for \mate + {\mate} + {#1}}}}}}}% + \typeset@A@moveA(#2)}} + + +\def\typeset@A#1{\gdef\TypeSetNumberNext{\True}% + \gdef\TypeSetAfterBlack{\False}\opencommands\typeset@AA(#1 Z )% + \closecommands} +% \typeset@AA is isomorf with \Mainline +\def\typeset@AA(#1 #2){% + \EqStr{ }{#1}% + {\typeset@AA(#2)}% + {\EqStr{Z}{#1}% + {}% + {\TypeSetNumberNext% + {\typeset@number{#1}% sets \TypeSetColour + % \gdef\TypeSetNumberNext{\False}% + \typeset@AA(#2)}% + {\typeset@A@move{#1}% + \typeset@AA(#2)}}}} + +% \typeset@cmoves and \typeset@comment added by db <2002-01-06> +\def\movewhite{ } + +\def\typeset@cmoves(#1 #2){% + \EqStr{ }{#1}% + {\typeset@cmoves(#2)}% + {\EqStr{Y}{#1}% + {}% + {\typeset@A@moveA(#1Z)\movewhite\typeset@cmoves(#2)}}} + +\def\typeset@comment#1{\opencommands\typeset@cmoves(#1 Y )% + \closecommands} + +%\def\variation{\begingroup\catcode`\#=12 \@variation} +\DeclareRobustCommand{\variation}{\begingroup\catcode`\#=12 \@variation} +%\def\@variation#1{\endgroup{\variationstyle\typeset@A{#1}}} +\DeclareRobustCommand{\variationcurrent}{\begingroup\catcode`\#=12 \@variationcurrent} +\DeclareRobustCommand{\continuevariation}{\begingroup\catcode`\#=12 \@continuevariation} +\DeclareRobustCommand{\continuevariationcurrent}{\begingroup\catcode`\#=12 \@continuevariationcurrent} + +% \def\@variation#1{\endgroup\gdef\NumberNext{\True}% +% \gdef\AfterBlack{\False}% +% \gdef\PrintMoves{\True}% +% \gdef\ExecuteMoves{\False}% +% \gdef\StoreLastMove{\False}% +% {\variationstyle\opencommands% +% \Mainline(#1 Z )% +% \closecommands}} + +% new version of \@variation +\def\@variation#1{\endgroup% + \let\currentstyle=\variationstyle% + \gdef\PrintMoves{\True}% + \gdef\ExecuteMoves{\True}% + \gdef\StoreLastMove{\False}% + \@restoregame{skak.mainline.previous}% roll-back of last move. + \runmoves{#1}% + \storegame{skak.variation}\@restoremainline} + +% \def\@storevariationdata{% +% \storegame{skak.variation}% +% \restoregame{skak.temp.previous}% +% \storegame{skak.variation.previous}} + +\def\@storemainline{% Only to be called after executing moves in \@mainline +% or in \@hidemoves! + \@storegame{skak.mainline}% + \@restoregame{skak.temp.previous}% + \@storegame{skak.mainline.previous}% + \@restoregame{skak.mainline}} + +\def\@variationcurrent#1{\endgroup% + \let\currentstyle=\variationstyle% + \gdef\PrintMoves{\True}% + \gdef\ExecuteMoves{\True}% + \gdef\StoreLastMove{\False}% + \@restoregame{skak.mainline}% + \runmoves{#1}% + \storegame{skak.variation}\@restoremainline} + +\def\@continuevariation#1{\endgroup% + \let\currentstyle=\variationstyle% + \gdef\PrintMoves{\True}% + \gdef\ExecuteMoves{\True}% + \gdef\StoreLastMove{\False}% + \@restoregame{skak.variation.previous}% roll-back of last move. + \runmoves{#1}% + \storegame{skak.variation}\@restoremainline} + + +\def\@continuevariationcurrent#1{\endgroup% + \let\currentstyle=\variationstyle% + \gdef\PrintMoves{\True}% + \gdef\ExecuteMoves{\True}% + \gdef\StoreLastMove{\False}% + \@restoregame{skak.variation}% + \runmoves{#1}% + \storegame{skak.variation}\@restoremainline} + + + + +% \runmoves is common to \variation, \mainline and \hidemoves +\newcommand\runmoves[1]{% + \gdef\NumberNext{\True}% + \gdef\AfterBlack{\False}% + {\currentstyle\opencommands% + \Mainline(#1 Z )% + \closecommands}} + +% typesetting moves without move number +\def\wmove{\begingroup\catcode`\#=12 \@wmove} +\def\@wmove#1{\endgroup{\variationstyle\typeset@A@moveA(#1Z)}} +\def\bmove{\begingroup\catcode`\#=12 \@bmove} +\def\@bmove#1{\endgroup{\variationstyle\ldots\typeset@A@moveA(#1Z)}} + +% \movecomment added by db <2002-01-06> +\def\movecomment{\begingroup\catcode`\#=12 \@movecomment} +\def\@movecomment#1{\endgroup{\variationstyle\typeset@comment{#1}}} + +%%% +% printing of the board +\newlength{\squarelength} +%% Multiplier for the special PS markers, see set@special@psmarkers +\newcount\square@multiplier +\newlength{\ranklift} + + + +%%% 2004.04.09 UF: removed pt so bigger board are possible +%%% 2004.04.05 UF: group around the font-changing-command +%%% UF 2005.03.24 changes to use chessfss size changing commands +\def\setup@showboard{% UF 2005.03.24 don't need argument. Sizes should be set before. + \settowidth\squarelength{\BlackEmptySquare}% + \square@multiplier=\squarelength% in sp + \divide\square@multiplier by 65536% in pt + % ps setup + \ps@on{\psset{unit=\the\squarelength}}{} + %% put a group around font-changing-command UF: + {\sidefont\setlength{\@tempdima}{.5\squarelength-0.8ex} + \xdef\aftergrouplength{\the\@tempdima}% + \aftergroup\setlength\aftergroup\ranklift% + \aftergroup{\aftergroup\aftergrouplength\aftergroup}}} + + +\def\tinyboard{\cfss@setupboardsize{10pt}{6pt}\setup@showboard} +\def\smallboard{\cfss@setupboardsize{15pt}{8pt}\setup@showboard} +\def\normalboard{\cfss@setupboardsize{20pt}{10pt}\setup@showboard} +\def\largeboard{\cfss@setupboardsize{30pt}{12pt}\setup@showboard} + +%new 2005.06.29 UF +\newcommand\setupboard[2]{% + \cfss@setupboardsize{#1}{#2}%#1 board, #2 notation + \setup@showboard} + +% the default +\normalboard + +\def\ToggleWhiteSquare{% + \WhiteSquare{\def\WhiteSquare{\False}}{\def\WhiteSquare{\True}}} + +%\def\WhiteSquarePiece#1{% +% \EqPiece{E}{#1}{0}{#1}} + +% getting around deficiencies in some fonts +\def\WhiteSquarePiece#1{% + \EqPiece{E}{#1}{\WhiteEmptySquare}{#1}} + + +% for fonts without an empty square one can use +%\renewcommand\WhiteEmptySquare}{{\rule{\squarelength}{0pt}}} + + +\def\BlackSquarePiece#1{% + \EqPiece{E}{#1}{Z}% + {\EqPiece{P}{#1}{O}% + {\EqPiece{p}{#1}{o}% + {\EqPiece{R}{#1}{S}% + {\EqPiece{r}{#1}{s}% + {\EqPiece{N}{#1}{M}% + {\EqPiece{n}{#1}{m}% + {\EqPiece{B}{#1}{A}% + {\EqPiece{b}{#1}{a}% + {\EqPiece{Q}{#1}{L}% + {\EqPiece{q}{#1}{l}% + {\EqPiece{K}{#1}{J}{j}}}}}}}}}}}}} + +\def\FilterShowOnly#1{% piece -> piece, shows only the pieces in + % ShowOnlyList + \Member{\EqStr}{#1}{\ShowOnlyList}% + {#1}{E}} + + +\def\Showchar#1{% square -> drawn square + \WhiteSquare% + {\WhiteSquarePiece{\Compose\FilterShowOnly\Get{#1}}}% + {\BlackSquarePiece{\Compose\FilterShowOnly\Get{#1}}}% + \ToggleWhiteSquare} + +\def\Showrank#1{% rank -> drawn rank + \boardfont\Apply{\Showchar}{\Rank{#1}}% + \ifnum#1=1\ps@on{\pnode(-.5,.5){BM}}{}\fi} + +\def\ShowrankInverse#1{% rank -> drawn rank + \boardfont\Apply{\Showchar}{\Reverse{\Rank{#1}}}% + \ifnum#1=8\ps@on{\pnode(-.5,.5){BM}}{}\fi} + +\def\ShowMoverWhiteNormal{\pscustom{\skak@translate{h}{1}% +\psline{->}(1,0.25)(1,0.8)% +\psframe(0.84,-0.16)(1.16,0.16)}} + +\def\ShowMoverBlackNormal{% + \pscustom[fillstyle=solid,fillcolor=gray]{\skak@translate{h}{8}% + \psline{->}(1,-0.25)(1,-0.8)% + \psframe(0.84,-0.16)(1.16,0.16)}} + +\def\ShowMoverWhiteInverse{\pscustom{\skak@translate{a}{1}% +\psline{->}(1,-0.25)(1,-0.8)% +\psframe(0.84,-0.16)(1.16,0.16)}} + +\def\ShowMoverBlackInverse{% + \pscustom[fillstyle=solid,fillcolor=gray]{\skak@translate{a}{8}% + \psline{->}(1,0.25)(1,0.8)% + \psframe(0.84,-0.16)(1.16,0.16)}} + +\def\show@board{% + \def\WhiteSquare{\True}% + \leavevmode% + \vbox{\offinterlineskip% + \hrule height1pt% + \hbox{\vrule width1pt% + \vbox{\hbox{\Showrank{8}}\ToggleWhiteSquare% + \hbox{\Showrank{7}}\ToggleWhiteSquare% + \hbox{\Showrank{6}}\ToggleWhiteSquare% + \hbox{\Showrank{5}}\ToggleWhiteSquare% + \hbox{\Showrank{4}}\ToggleWhiteSquare% + \hbox{\Showrank{3}}\ToggleWhiteSquare% + \hbox{\Showrank{2}}\ToggleWhiteSquare% + \hbox{\Showrank{1}}}% + \vrule width1pt}% + \hrule height1pt}% + \setcounter{ps@inverse}{0}% + \ShowMover% + {\WhiteToMove% + {\ShowMoverWhiteNormal}% + {\ShowMoverBlackNormal}}% + {}% +} + +\def\show@board@inverse{% + \leavevmode% + \def\WhiteSquare{\True}% + \vbox{\offinterlineskip% + \hrule height1pt% + \hbox{\vrule width1pt% + \vbox{\hbox{\ShowrankInverse{1}}\ToggleWhiteSquare% + \hbox{\ShowrankInverse{2}}\ToggleWhiteSquare% + \hbox{\ShowrankInverse{3}}\ToggleWhiteSquare% + \hbox{\ShowrankInverse{4}}\ToggleWhiteSquare% + \hbox{\ShowrankInverse{5}}\ToggleWhiteSquare% + \hbox{\ShowrankInverse{6}}\ToggleWhiteSquare% + \hbox{\ShowrankInverse{7}}\ToggleWhiteSquare% + \hbox{\ShowrankInverse{8}}}% + \vrule width1pt}% + \hrule height1pt}% + \setcounter{ps@inverse}{180}% + \ShowMover% + {\WhiteToMove% + {\ShowMoverWhiteInverse}% + {\ShowMoverBlackInverse}}% + {}% +} + +\def\ShowrankNumber#1{% +\makebox[0pt][r]{% + \raisebox{\ranklift}[0cm][0cm]{% + \makebox[\squarelength][r]{\sidefont#1\hspace*{.1\squarelength}}}}} + +\def\ShowrankWithNumber#1{\ShowrankNumber{#1}% +\vrule width1pt \Showrank{#1}\vrule width1pt} + +\def\ShowrankInverseWithNumber#1{\ShowrankNumber{#1}% + \vrule width1pt\ShowrankInverse{#1}\vrule width1pt} + + +\def\Showfile#1{\hbox to \squarelength{\hfil\sidefont#1\hfil}} +\def\Showfiles{\hfil\Showfile{a}\Showfile{b}\Showfile{c}\Showfile{d}% + \Showfile{e}\Showfile{f}\Showfile{g}\Showfile{h}\hfil} +\def\Showfiles@inverse{\hfil\Showfile{h}\Showfile{g}\Showfile{f}\Showfile{e}% + \Showfile{d}\Showfile{c}\Showfile{b}\Showfile{a}\hfil} + +%%% changed +\def\show@board@notation{% + \def\WhiteSquare{\True}% + \leavevmode% + \vbox{\offinterlineskip% + \hrule height1pt% + \hbox{\ShowrankWithNumber{8}}\ToggleWhiteSquare% + \hbox{\ShowrankWithNumber{7}}\ToggleWhiteSquare% + \hbox{\ShowrankWithNumber{6}}\ToggleWhiteSquare% + \hbox{\ShowrankWithNumber{5}}\ToggleWhiteSquare% + \hbox{\ShowrankWithNumber{4}}\ToggleWhiteSquare% + \hbox{\ShowrankWithNumber{3}}\ToggleWhiteSquare% + \hbox{\ShowrankWithNumber{2}}\ToggleWhiteSquare% + \hbox{\ShowrankWithNumber{1}}\ToggleWhiteSquare% + \hrule height1pt% + \vspace*{.1\squarelength}% + \hbox{\Showfiles}}% + \setcounter{ps@inverse}{0}% + \ShowMover% + {\WhiteToMove% + {\ShowMoverWhiteNormal}% + {\ShowMoverBlackNormal}}% + {}% +} + +\def\show@board@notation@inverse{% + \def\WhiteSquare{\True}% + \leavevmode%\rule{\squarelength}{0pt}%\hspace*{-\squarelength}% + \vbox{\offinterlineskip% + \hrule height1pt% + \hbox{\ShowrankInverseWithNumber{1}}\ToggleWhiteSquare% + \hbox{\ShowrankInverseWithNumber{2}}\ToggleWhiteSquare% + \hbox{\ShowrankInverseWithNumber{3}}\ToggleWhiteSquare% + \hbox{\ShowrankInverseWithNumber{4}}\ToggleWhiteSquare% + \hbox{\ShowrankInverseWithNumber{5}}\ToggleWhiteSquare% + \hbox{\ShowrankInverseWithNumber{6}}\ToggleWhiteSquare% + \hbox{\ShowrankInverseWithNumber{7}}\ToggleWhiteSquare% + \hbox{\ShowrankInverseWithNumber{8}}\ToggleWhiteSquare% + \hrule height1pt% + \vspace*{.1\squarelength}% + \hbox{\Showfiles@inverse}}% + \setcounter{ps@inverse}{180}% + \ShowMover% + {\WhiteToMove% + {\ShowMoverWhiteInverse}% + {\ShowMoverBlackInverse}}% + {}% +} + +% on the fly configuration +\def\notationOn{\let\showboard=\show@board@notation% + \let\showinverseboard=\show@board@notation@inverse} +\def\notationOff{\let\showboard=\show@board% + \let\showinverseboard=\show@board@inverse} + +\def\notationon{\notationOn} +\def\notationoff{\notationOff} + +\def\showmoverOn{\def\ShowMover{\True}} +\def\showmoverOff{\def\ShowMover{\False}} + +\def\showmoveron{\showmoverOn} +\def\showmoveroff{\showmoverOff} + +\def\newgame{% + \fenboard{rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1}} + +% Stores the initial boards for board manipulation. +\def\@initstorage{% + \@storegame{skak.mainline}% + \@storegame{skak.mainline.previous}% no previous move for starters. + \@storegame{skak.temp.previous}} + + +%%%% storing and loading of games +\newtoks\store@toks +\def\savegame#1{% writes the board as fen to #1.fen + \newwrite\skakstore% + \immediate\openout\skakstore=#1.fen% + \Fen@calculate% + \immediate\write\skakstore{\temp@board}% + \immediate\closeout\skakstore} + +\def\savegame#1{% writes the board as fen to #1.fen + \immediate\openout0=#1.fen% + \Fen@calculate% + \immediate\write0{\temp@board}% + \immediate\closeout0} + + + +% loading a board from a fen file is also possible +% the file #1.fen should contain nothing but a fen of +% a game +\def\loadgame#1{% + \def\load@read{}% + \newread\load@in% + \openin\load@in=#1.fen\relax% + \read\load@in to \load@read% + \closein\load@in% + \expandafter\FenBoard\load@read)} + +%%% temporary storing of a game position, without resorting to files +% \def\storegame#1{\Fen@calculate% +% \def#1{\temp@board}} +% \def\restoregame#1{\expandafter\FenBoard#1)} +\def\@storegame#1{\Fen@calculate% + \expandafter\xdef\csname chessgame.#1\endcsname{\temp@board}} +\def\@restoregame#1{% + \edef\restore@temp{\csname chessgame.#1\endcsname}% + \expandafter\FenBoard\restore@temp)} + +\let\mystore=\@storegame +\let\myrestore=\@restoregame + +\def\storegame#1{% + \@storegame{#1}% + \@restoregame{skak.temp.previous}% + \@storegame{#1.previous}% + \@restoregame{#1}} + +\def\restoregame#1{% + \@restoregame{#1.previous}% + \@storegame{skak.temp.previous}% + \@storegame{skak.mainline.previous}% + \@restoregame{#1}% + \@storegame{skak.mainline}} + +% end skak.sty |